18918346

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 29119104

約数和(自身を除く): 10200758

約数列:

[1, 2, 47, 94, 313, 626, 643, 1286, 14711, 29422, 30221, 60442, 201259, 402518, 9459173, 18918346]

約数ペア:

[(1, 18918346), (2, 9459173), (47, 402518), (94, 201259), (313, 60442), (626, 30221), (643, 29422), (1286, 14711)]